Home / 146,106.45-219,002.27-71,277.03

Finding the Fourth Proportional to 146,106.45, 219,002.27 and 71,277.03

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Solution

The fourth proportional to 146,106.45, 219,002.27 and 71,277.03 is: 106,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,106.45 : 219,002.27 = 71,277.03 : x
  2. Step 2: Convert to fraction form
    146,106.45/219,002.27 = 71,277.03/x
  3. Step 3: Cross multiply
    146,106.45x = 219,002.27 × 71,277.03
  4. Step 4: Simplify right side
    146,106.45x = 15,609,831,012.47
  5. Step 5: Solve for x
    x = 15,609,831,012.47/146,106.45
  6. Step 6: Final answer
    x = 106,838.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.